A randomized 25 question test from a pool of 761 questions, good luck!
In IPv4, the user datagram protocol has less latency and measurable greater data throughput. Which of the answers below can be a drawback of this protocol?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the router interacts with?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a input status would use?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used for an analog value that has no need of significant accuracy?
To communicate with a process control system, a network interface adapter is required. Which of the answers below would satisfy the minimum number of network adapters required?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a holding register to the slave device
There are several stages in the alarm lifecycle. Which of these stages matches specific DCSs to the specified alarm arrangement?
There are an assortment of numbers on the typical protocol header. Which of the answers below denotes the header number that identifies the systems application/service for receiving or transmitting data?
There are numerous threats to the security of a DCS. Which of the security measures below requires a login to a user account?
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems based on a mathematical expression and is available to be used on data frames too large for any other method of error checking?
A DCS can be programmed with function blocks that are needed to execute specific tasks. Which of the answers below describes where the information to define these tasks comes from?
Which of the wire types below is best suited for networks in office or business environments?
There are many options to choose from for alarm states. Which of the following alarm states can be best described as the initial alarm state when it has been tripped?
There are several advanced alarm methods available that provide a greater level of functionality. Which of the methods below Modifies an alarm using logic?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is used for schools, small localized businesses, and shopping malls?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that allows sequential communication on a network with multiple devices?
There are several types of converters. Which one of the answers below is best known as a "Gateway"?
Parameter settings program the behavior of the function block. Which of the parameters below can be described as one that transmits data to another block?
In each OSI layer, each device must be identified to be used. In which of the layers below does the physical address of each network device reside?
HMI networks are needed to expand or contract as required over their lifetime of use. Which of the networking types below will solve scalability, but is still limited because of multiple DA servers and duplication of information requiring an overuse of bandwidth?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE topic?
Redundant capability is critical for any DCS. Which of the availability of redundancy below would have redundant I/O, controllers and networks?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input status registers addresses?
There are many options to choose from for alarm attributes. Which of the following alarm attributes would best be described as an alarm that is cleared after the process has been normalized for a period of time?
Parameter settings program the behavior of the function block. Which of the parameters below can be described as one that receives data from another block?